| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 915.14 | USD | 20250916 |
| Shandong Xima | China national standards | MT | 746.2 | USD | 20250916 |
| Shandong Qiangsen Chem | China national standards | MT | 816.59 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 816.59 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 816.59 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 816.59 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 816.59 | USD | 20250916 |
| Shandong Huize Chem | China national standards | MT | 901.07 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 816.59 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 816.59 | USD | 20250916 |